Average annual temperature is 27.2 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: 18.2 °C
Number of sunny days: 209 days
Number of rainy days: 156 days
Look at detailed online map of Umpotoco
* Weather data for Umpotoco Guinea-Bissau is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.2 | 39.2 | 39.2 | 38.2 | 34.3 | 33.1 | 31.8 | 31.1 | 31.8 | 32.7 | 35.6 | 36.0 |
| Average daytime temperature (°C) | 33.1 | 34.8 | 32.0 | 33.2 | 32.0 | 30.6 | 29.1 | 29.0 | 30.0 | 30.8 | 32.9 | 33.3 |
| Average temperature (°C) | 26.0 | 27.5 | 26.9 | 28.2 | 28.4 | 28.0 | 26.5 | 26.2 | 26.6 | 27.2 | 28.1 | 26.5 |
| Average night temperature (°C) | 21.5 | 22.9 | 23.3 | 25.0 | 26.1 | 26.2 | 24.3 | 24.3 | 24.3 | 24.7 | 24.3 | 21.5 |
| Absolute minimum temperature (°C) | 20.0 | 21.0 | 21.5 | 24.0 | 24.0 | 24.6 | 23.0 | 23.0 | 23.0 | 23.0 | 21.1 | 18.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.5 | 11.8 | 12.1 | 12.4 | 12.6 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.0 | 10.5 | 10.8 | 11.0 | 9.6 | 9.1 | 8.1 | 7.5 | 8.2 | 8.8 | 10.0 | 9.7 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 13 | 103 | 431 | 442 | 331 | 225 | 17 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 22 | 9 | 0 | 1 | 1 | 3 | 22 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 9 | 21 | 31 | 30 | 29 | 28 | 8 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Umpotoco is at